🚀 Welcome to the Free DSA with Python Course Playlist by Code & Debug! This comprehensive playlist is designed to help you master Data Structures and Algorithms (DSA) using Python, one of the most versatile programming languages. Whether you’re a beginner or preparing for coding interviews, this course is your one-stop solution to understanding and implementing DSA concepts effectively. 🎯 What you’ll learn in this playlist: ✅ Arrays, Linked Lists, Stacks, Queues, and Hashing ✅ Sorting Algorithms like Quick Sort, Merge Sort, and Bubble Sort ✅ Searching Techniques including Linear Search and Binary Search ✅ Advanced topics like Recursion, Dynamic Programming, and Graph Algorithms ✅ Real-world coding problems from Leetcode and other platforms 💡 Key features of this course: 📌 Beginner-friendly explanations 📌 Practical Python implementations 📌 Real coding interview questions 📌 Step-by-step problem-solving approach 👉 Start learning for free today and level up your coding game! 🙏 Don’t forget to subscribe to Code & Debug and hit the 🔔 for notifications about our upcoming videos. Let’s make DSA with Python simple and fun together! #DSAWithPython #PythonDSA #DataStructuresAndAlgorithms #CodeAndDebug #FreeDSACourse #LearnPython #CodingInterviews
Curated by: Code and Debug (230 videos)
In this lecture, we delve into how to store the frequency of elements using dictionaries in Python. This is a crucial concept in data structures and algorithms, especially for efficient data analysis and manipulation. Topics Covered: 👉 Understanding Python dictionaries and their key-value structure. 👉 Counting the frequency of elements in a list using dictionaries. 👉 Practical examples and code walkthroughs. 👉 Debugging common issues encountered during implementation. 👉 📄 Access the full YouTube DSA Playlist Sheet (All Questions in Order): 🔗 https://docs.google.com/spreadsheets/d/1AWE15Fy3wD2iqu2vjK_R7cCiuvSsjYQclcdZmHpF66o/edit?usp=sharing 👉 Enroll in the free DSA Python course here: https://codeanddebug.in/course/master-dsa-with-leetcode 👉 Enroll for Self-Paced Advance DSA course here: https://codeanddebug.in/course/zero-to-hero-python-dsa Timestamps: 0:00 Introduction to Frequency Maps 0:53 Problem Statement – Counting Frequencies 1:42 Method 1 – Manual Iteration Approach 3:12 Method 1 – Code Implementation 6:57 Method 1 – Time & Space Complexity 9:30 Method 2 – Using .get() Method 9:54 Method 2 – Code Implementation 11:49 Method 2 – Dry Run 15:09 Method 2 – Time & Space Complexity 15:40 Conclusion By the end of this lecture, you'll be proficient in using dictionaries to count and store frequencies, enhancing your problem-solving skills in Python.